JPS53137440A - Manufacturing process of sheathed heater - Google Patents

Manufacturing process of sheathed heater

Info

Publication number
JPS53137440A
JPS53137440A JP5224877A JP5224877A JPS53137440A JP S53137440 A JPS53137440 A JP S53137440A JP 5224877 A JP5224877 A JP 5224877A JP 5224877 A JP5224877 A JP 5224877A JP S53137440 A JPS53137440 A JP S53137440A
Authority
JP
Japan
Prior art keywords
manufacturing process
sheathed heater
water
repelling agent
pipe
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP5224877A
Other languages
Japanese (ja)
Other versions
JPS5923073B2 (en
Inventor
Junichi Kato
Toshiichi Tomioka
Isamu Akai
Yoshifumi Tateda
Shunji Namikawa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP5224877A priority Critical patent/JPS5923073B2/en
Publication of JPS53137440A publication Critical patent/JPS53137440A/en
Publication of JPS5923073B2 publication Critical patent/JPS5923073B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Resistance Heating (AREA)

Abstract

PURPOSE: To prevent the lowering of insulation resistance by inserting an electric heating wire into a metallic sheathing pipe coated inside with water-repelling agent composed of silicone resin and the like, filling the pipe with inorganic insulating materials, and then heating it to disperse the water-repelling agent into the inorganic materials.
COPYRIGHT: (C)1978,JPO&Japio
JP5224877A 1977-05-06 1977-05-06 Manufacturing method of sheathed heater Expired JPS5923073B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5224877A JPS5923073B2 (en) 1977-05-06 1977-05-06 Manufacturing method of sheathed heater

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5224877A JPS5923073B2 (en) 1977-05-06 1977-05-06 Manufacturing method of sheathed heater

Publications (2)

Publication Number Publication Date
JPS53137440A true JPS53137440A (en) 1978-11-30
JPS5923073B2 JPS5923073B2 (en) 1984-05-30

Family

ID=12909420

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5224877A Expired JPS5923073B2 (en) 1977-05-06 1977-05-06 Manufacturing method of sheathed heater

Country Status (1)

Country Link
JP (1) JPS5923073B2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0198843A (en) * 1987-10-09 1989-04-17 Sanyo Electric Co Ltd Heat exchanger

Also Published As

Publication number Publication date
JPS5923073B2 (en) 1984-05-30

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